Aquilegia × maruyamana is a perennial flowering plant in the family Ranunculaceae, endemic to Japan. It is a natural hybrid of Aquilegia buergeriana and Aquilegia flabellata.
Description Aquilegia × maruyamana is a perennial herbaceous plant with downy follicles, long nectar spurs, yellow petals, and violet sepals.
Taxonomy Aquilegia × maruyamana is a naturally occurring hybrid of A. buergeriana and A. flabellata. The type specimen was collected on 29 May 1952 by Iwao Maruyama () on Mount Daisen in Tottori Prefecture, Honshu, Japan, and described as a new nothospecies by the Japanese botanist Shirō Kitamura () in 1953.
Etymology The specific epithet maruyamana honours Iwao Maruyama, who collected the type specimen in 1952. Maruyama suggested the name ("Daisen columbine") for the plant, after the name of the mountain on which it was found.
Distribution and habitat Aquilegia × maruyamana is endemic to Mount Daisen in Tottori Prefecture on the Japanese island of Honshu.
Conservation , the species has not been assessed for the IUCN Red List.
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